Home / 9,908.32-14,862.56-2,981.92

Finding the Fourth Proportional to 9,908.32, 14,862.56 and 2,981.92

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Solution

The fourth proportional to 9,908.32, 14,862.56 and 2,981.92 is: 4,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.32 : 14,862.56 = 2,981.92 : x
  2. Step 2: Convert to fraction form
    9,908.32/14,862.56 = 2,981.92/x
  3. Step 3: Cross multiply
    9,908.32x = 14,862.56 × 2,981.92
  4. Step 4: Simplify right side
    9,908.32x = 44,318,964.92
  5. Step 5: Solve for x
    x = 44,318,964.92/9,908.32
  6. Step 6: Final answer
    x = 4,472.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.